> ## Documentation Index
> Fetch the complete documentation index at: https://arize-ax.mintlify.dev/docs/llms.txt
> Use this file to discover all available pages before exploring further.

# Data Regions & Whitelisting

If your organization employs firewalls and wishes to use our services without interruption, you'll need to whitelist specific IP addresses based on your desired functionality:

## Regions

### USA

* cloud.arize.com
* app.arize.com
* api.arize.com
* flight.arize.com
* otlp.arize.com

### EU

* cloud.eu-west-1a.arize.com
* app.eu-west-1a.arize.com
* api.eu-west-1a.arize.com
* flight.eu-west-1a.arize.com
* otlp.eu-west-1a.arize.com

### Canada

* cloud.ca-central-1a.arize.com
* app.ca-central-1a.arize.com
* api.ca-central-1a.arize.com
* flight.ca-central-1a.arize.com
* otlp.ca-central-1a.arize.com

## Descriptions of Services

There are 5 services with various purposes

### **App General Whitelisting**

For standard operations like file importing, LLM requests (online evals, prompt playground, etc.) and monitor alerts, add the following IPs to your whitelist:

These IPs may reach out to your system unsolicited, so it's essential to have them whitelisted for uninterrupted service.

* Run this in the terminal to ensure the latest IP addresses to whitelist:\
  -> % `host cloud.arize.com`

### **UI Access**

To ensure the Arize user interface `app.arize.com` is accessible, whitelist:

* Run this in the terminal to ensure the latest IP addresses to whitelist:\
  -> % `host app.arize.com`

### **SDK Ingestion Receivers**

For customer SDK calls to reach our data ingestion endpoints, whitelist:

* Run this in the terminal to ensure the latest IP addresses to whitelist:\
  -> % `host api.arize.com`

### **Flight Data Imports/Exports**

If you're using exports or python notebooks with our export client, or if you're importing/exporting data from the Arize AX UI, whitelist:

* Run this in the terminal to ensure the latest IP addresses to whitelist:\
  -> % `host flight.arize.com`

### **OTLP Endpoint**

If you're sending OpenTelemetry compatible data from the Arize AX UI, whitelist:

* Run this in the terminal to ensure the latest IP addresses to whitelist:\
  -> % `host otlp.arize.com`